Siemens SOMATOM Spirit Operator's Manual page 145

System Description
Position displays
Radiation warning lamps
04/2012
B . 2
(1) Gantry tilt
(2) Horizontal table position
(3) Table height
The display value of the gantry tilt indicates the inclination of
the gantry from the vertical position (0).
The display value of the horizontal table position indicates the
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position of the table top (in mm) with reference to a reference
zero position, generally an anatomical marking. Table top move-
ment into the gantry opening is displayed as a negative value
and movement out of the gantry opening as a positive value.
The display value of the vertical table position indicates the
table height (in mm) relative to the center axis of the gantry.
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The radiation warning lamps on the gantry operator panels, on
the control box as well as site radiation warning lamps to be pro-
vided by the customer must light up if scanning has been trig-
gered.
When the radiation display (optional) is on the top of the front
cover, it must light up as well if scanning has been triggered.
B . 2
Scan Unit (Gantry)
B.2-7
B . 2
B . 2
B . 2
B . 2
B . 2
0 . 0
0 . 0
0 . 0